Tardis CO2-Sensor with Display

This is the Tardis of Dr. Who equipped with a display and a CO² sensor. You can use it e. g. in the office to indicate the need for ventilation.

I am using a high quality CO² sensor. It uses the NDIR measurement technology. More information can be found [here](https://www.sensirion.com/de/umweltsensoren/kohlendioxidsensor/kohlendioxidsensoren-co2/).

### Tardis

As base I have used [this thing](https://www.thingiverse.com/thing:124033).
Print the following parts from there:
- Base (either ring or solid)
- Panel with door
- Panel (2x)
- Window (2x)
- Top ring
- Roof
- Lamp shade
- Lamp top

From here you need to print
- tuer_display
- befestigung_display

### Electronics

Following parts are needed
- Wemos D1 mini
- Sensirion SCD30 CO2 sensor
- 2.2 '' display ILI9340
- Micro-USB cable

There are three holes on the back of the modified door. The bracket can be glued to these holes to fix the display. The pins of the display are up.

Only two doors are equi